5505090959551 has 4 divisors (see below), whose sum is σ = 5505096128400. Its totient is φ = 5505085790704.

The previous prime is 5505090959539. The next prime is 5505090959653. The reversal of 5505090959551 is 1559590905055.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 5505090959551 - 2²³ = 5505082570943 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5505090959351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333166 + ... + 3334843.

It is an arithmetic number, because the mean of its divisors is an integer number (1376274032100).

Almost surely, 2^{5505090959551} is an apocalyptic number.

5505090959551 is a deficient number, since it is larger than the sum of its proper divisors (5168849).

5505090959551 is a wasteful number, since it uses less digits than its factorization.

5505090959551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5168848.

The product of its (nonzero) digits is 11390625, while the sum is 58.

The spelling of 5505090959551 in words is "five trillion, five hundred five billion, ninety million, nine hundred fifty-nine thousand, five hundred fifty-one".